ATORN centre drill bit HSS shape A 12.5 mm x 31.5 mm x 125 mm

Name: ATORN centre drill bit HSS shape A 12.5 mm x 31.5 mm x 125 mm
Brand: ATORN
SKU: 11001125

Brand: ATORN

Surface: Uncoated

Length: 125 mm

DIN: 333

Art.-no. 11001125

Manufacturer article no. 10440568

EAN 4050293414882

All versions

Manufacturer information

Specification

Application

For centre drilling on conventional and CNC machines.

Execution

spiral-fluted design with relief grinding. diameter 0.5–0.8, ground on one side
Packing unit: Ref. no. 005 - 031 = 10 units (price per unit)

Advantage

Radial relief ensures optimum chip breaking

Notes

For making centring holes in accordance with DIN 332

Technical information

Brand	ATORN
Main EAN Code	4050293414882
Manufacturer Part Number	10440568
Material to be processed	Universal use
Countersink angle	60 Degree
Cutting material	HSS
Surface	Uncoated
Form	A
Tool holding device	HA parallel shank
Cutting edge diameter	12.5 mm
Shank diameter	31.50 mm
Min./max cutting edge length	16.5-17.5 mm
Length	125 mm
f steel 700	0.08 mm/r
DIN	333
Harmonized System Code	82075060
Product Group	1AD
Gross Weight	0.409 kg

Material groups for cutting values	Description regarding DIN	Strength Class [N/mm²]	Material No.	Vc [m/min]	f [mm/r] with diameter	Suitability
1.00 Steels
1.01 Free machining steel	9 S 20	< 900	1.0711	25-50	0.01	⚫
1.02 Structural steel	ST 37-2	<500	1.0037	35-50	0.01	⚫
1.03 Structural steel	ST 60-2	> 500	1.7735	15-35	0.01	⚫
1.04 Heat-treated steel	42 CrMo 4	<1000	1.7225	10-30	0.01	⚫
1.05 Cast iron	GS-45	<1000	1.0446	10-25	0.01	⚫
1.06 Case-hardened steel	16 MnCr 5	<1200	1.7131	10-25	0.01	⚫
1.07 Ferritic/martensitic stainless steel	X 10 Cr 13	<1100	1.4006	6-12	0.01	⚪
1.08 Heat-treated steel	43 CrMo 4	>1000	1.3563	8-30	0.01	⚪
1.09 Nitriding steel	31 CrMoV 9	<1300	1.8519	8-20	0.01	⚪
1.10 Tool steel	X 38 CrMoV 5 1	<1300	1.2343	5-15	0.01	⚪
2.00 Stainless steels
2.01 Austenitic stainless steel	G-X 2 CrNiMo 18 15	<1100	1.3953	8-20	0.01
3.00 Non-ferrous metals
3.01 Long-chipping aluminium	AI99.9	<500	3.0305	50-100	0.01	⚫
3.02 Short-chipping aluminium	G-AISi12	<500	3.2581	30-60	0.01	⚫
3.03 Copper alloy bronze, long-chipping	CuSn4	<1200	2.1016	15-35	0.01	⚫
3.04 Copper alloy bronze, short-chipping	CuNi12Zn24	<850	2.0730	25-50	0.01	⚫
3.05 Copper alloy brass, long-chipping	Cu Zn 20	<600	2.0250	30-60	0.01	⚫
3.07 Thermoplastic	Cu Zn 39 Pb 3	<600	2.0381	60-100	0.01	⚫
3.07 Thermoplastic	PVC, Acrylglas	<100		20-35	0.01	⚫
3.08 Duroplast	Bakelit, Melamin	<150		10-20	0.01	⚫
3.09 Fibre-reinforced plastics	CFK, GFK	<1500		10-20	0.01	⚪
3.10 Graphite	C8000	<60		12-20	0.01	⚪
3.11 Composite materials				-	-	⚪
4.00 Cast metal
4.01 Grey cast iron	GG10	<260 HB	0.6010	15-30	0.01	⚫
4.02 Spheroidal graphite iron	GGG 40	<310 HB	0.7040	15-30	0.01	⚫
4.03 Ductile iron	GTW-55	<280 HB	0.8055	15-30	0.01	⚫
5.00 Special alloys
5.01 Titanium alloy	TiAI5Sn2,5	<1200	3.7115	3-10	0.01
5.02 Nickel-based alloy	NiCr21Mo	<1400	2.4858	3-8	0.01
5.03 Super alloys	X45CrSi 9 3	<1400	1.4718	3-8	0.01